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Problem: A heating element produces 85 W of power when plugged into a 120 V outlet.
Part A: If the heating element is made of platinum wire with a total length of 3.6 m, what is its diameter?
Please show all work and clearly explain each step.
In a Young's double-slit experiment, the seventh dark fringe is placed 0.022 meter to the side of the central bright finger on a flat screen, Obtain what the wavelength of the light being used
How should you quote the following measured value and associated error in the form xbest ± Δx?
In the two-slit experiment, monochromatic light of wavelength 600nm passes through a pair of slits separated by 2.2E10^-5 m. what is the angle corresponding to the first bright fringe
A rocket of mass kg is in flight. Its thrust is directed at an angle of 60 degrees above the horizontal and has a magnitude of. Find the magnitude and direction of the rockets acceleration.
For this question, I got 196 nC but apparently its -196 nC and i was hoping you could explain why the answer is negative: A styrofoam ball of mass 0.120 g is placed in an electric field of 6000 N/C pointing downward. What charge must be placed on ..
In reaching her destination, a backpacker walks with anaverage velocity of 1.01 m/s, due west. How far east did she walk
Two parallel plates having charges of equal magnitude but oppositesign are separated by 12cm. Each plate has a charge density of 36nC/m2. A proton is released from rest at the positive plate. The potential difference across the plates
A proton travels through uniform magnetic and electric fields.The magnetic field is B = -2.50i mT. what is the net force acting on the proton if theelectric field is 4.00kV/m
An LRC circuit contains an inductor with value L=4.15 mH and a resistor with R=220 ohms. What will the current be in the circuit at resonance and at twice the resonance frequency
A box with a volume V = 0.03 m3 lies at the bottom of a lake whose water has a density of 103 kg/m3, How much force is required to lift the box, if the mass of the box is 1510 kg
An ideal heat engine operates at a thermal efficiency of 25% when the high temperature reservoir operates at a temperature of 120C.For the same high temperature reservoir what would the temperature of the low temperature reservoir require to be for t..
a nonconducting solid sphere of radius 2.9 cm carries a uniformly distributed positive charge of 8.6 x10-9 coulombs. a
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